package Mediator;

public abstract class User {
	
	
	 private Mediator mediator; 
	 
	 public Mediator getMediator(){  
	        return mediator;  
	    }  
	      
	    public User(Mediator mediator) {  
	        this.mediator = mediator;  
	    }  
	  
	    public abstract void work();  

}
